The all-new Romeo-X Enclosed pistol red-dot from Sig Sauer combines rugged dependability with a sleek, streamlined deSign. Drawing from Sig's experience in developing durable red-dot technologies trusted by armed forces worldwide, the Romeo-X Enclosed optimizes strength and reliability, perfect for concealed carry environments. Featuring a robust CNC 7075 aluminum housing and an aspherical glass lens system built around a high-efficiency point source emitter, the Romeo-X Enclosed delivers a rock-solid, distortion-free aiming solution for the most demanding shooters and scenarios. Equipped with a side-mounted battery compartment and Sig Sauer's patent-pending beryllium copper flexure system, this red-dot has an ultra-low deck height, enabling effortless co-witness with standard height iron Sights. Available in both Pro and Compact standardized footprints, the Romeo-X Enclosed reflects Sig Sauer's legacy of military-grade innovation, providing unmatched performance and dependability without compromise.